/*---------------------------------------------------------------------------*\
    OneFLOW - LargeScale Multiphysics Scientific Simulation Environment
	Copyright (C) 2017-2019 He Xin and the OneFLOW contributors.
-------------------------------------------------------------------------------
License
    This file is part of OneFLOW.

    OneFLOW is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    OneFLOW is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.

    You should have received a copy of the GNU General Public License
    along with OneFLOW.  If not, see <http://www.gnu.org/licenses/>.

\*---------------------------------------------------------------------------*/


#pragma once
#include "HXDefine.h"
#include "HXPointer.h"

BeginNameSpace( ONEFLOW )

class MyRegion
{
public:
	MyRegion();
	~MyRegion();
public:
	IntField ijkmin, ijkmax;
public:
	int GetDirection();
};

typedef HXPointer< MyRegion > MyRegions;

class MyRRegion
{
public:
	MyRRegion();
	~MyRRegion();
public:
	IntField idiv, jdiv, kdiv;
	MyRegions subregions;
	MyRegions refregions;
	MyRegions bcregions;
	MyRegions regions_nobc;
public:
	void ComputeDiv( MyRegions & regions );
	void GenerateRegions( MyRegions & regions );
	void CollectNoSetBoundary();
	bool InBoundary( MyRegion * region );
	bool InRegion( MyRegion * r1, MyRegion * r2 );
	void AddRegion( MyRegion * region );
	void AddRefRegion( MyRegion * region );
	void AddRefRegion( MyRegions & regions );
	void AddBcRegion( MyRegion * region );
	void AddBcRegion( MyRegions & regions );
public:
	void Test();
	void Run();
};

class MyRegionFactory
{
public:
	MyRegionFactory();
	~MyRegionFactory();
public:
	int ni, nj, nk;
	MyRegions refregions;
	MyRegions ref_bcregions;
	MyRegions bcregions;
public:
	void CreateRegion();
	void Create( int imin, int imax, int jmin, int jmax, int kmin, int kmax );
	void AddRefBcRegion( IntField & ijkMin, IntField & ijkMax );
	void AddBcRegion( MyRegions & bcregions_notset );
public:
	void Run();
	void CollectBcRegion( MyRegion * r, MyRegions & bcregions_collect );
};

EndNameSpace